Robin WilliamsWere you like us and hoping Robin Williams was really-truly interested in donning a house dress and playing Susan Boyle on the big screen? On paper it sounded like a hoot, and one British newspaper actually quoted the 'Mrs. Doubtfire' actor as saying he was already readying his singing voice by practicing 'Les Miz' songs in the mirror.

Alas, those rumors were just that. Williams has now slammed the Daily Telegraph article that stirred up talk he would play the 'Britain's Got Talent' phenom, leaving us without a Susan. So now that he's out, who should take it on if/when the movie gets made? We have a few suggestions:

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Susan Boyle Casting Call
Meryl Streep -- She can sing and she's already in a biopic mood ('Julia & Julia,' pictured). Also, we're pretty sure she can act.
AP / Columbia
AP / Columbia

Casting Susan Boyle

    Meryl Streep -- She can sing and she's already in a biopic mood ('Julia & Julia,' pictured). Also, we're pretty sure she can act.

    AP / Columbia

    Brenda Fricker -- She's famously frumpy and an Oscar winner ('My Left Foot'). Only, she'd need to alter her Irish accent to Scottish.

    AP / Getty Images

    Helena Bonham Carter -- The eccentric actress has the hair and quirky streak for it.

    AP / Getty Images

    Imelda Staunton -- Add on about 20 pounds and the 'Harry Potter' actress would be perfect match.

    AP / Getty Images

    Sean Penn in 'Carlito's Way' mode -- Just because.

    AP / Everett Collection

    Drew Barrymore -- After old-ing herself up in 'Grey Gardens' to widespread acclaim, this should be a breeze.

    AP / WireImage

    Roseanne Barr -- Hire Rosie, and you'll probably have to secure a voice coach.

    AP / WireImage